Questions and answers by

mary

Questions (1,043)

is this sentence correct? The new employees worked long hours, hoping doing so would advance their careers.
1. 3 answers
2. 433 views
why were enslaved families torn apart?
1. 1 answer
2. 349 views
why were enslaved families torn apart?
1. 1 answer
2. 567 views
Help with the equation for the synthesis2-chlorobutane from 1-butene and hydrogen chloride for bromobenzene from benzene and
1. 1 answer
2. 1,603 views
What is the structural formula for 1-bromo-3,4-dimethylheptane
1. 2 answers
2. 791 views
I will try these again, as I am really struggling with these compounds. Hard going back to school after all these years.1. I
1. 2 answers
2. 633 views
1. name this compound..........CH2CH3 ........../ hydrocarbon hectagon shaped ring ..........| ..........CH3 CH2CH3 are to the
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2. 646 views
I am really stuck on these so will try and explain further and use dots.1. I have come up with normal heptane on this but not
1. 0 answers
2. 798 views
what is the asymmetric carbon5 4 3 2 1 CH3-CH2-CH-CH-CH3 | | CH3 CH3 which of the following has an asymmetric carbon
1. 1 answer
2. 478 views
please name this compoundCH3 | CH=C-CH-CH-CH3 | CH2 | CH3 H H \ / C=C / \ CH3 CH2CH3 CH3-CH2 H \ / C=C / \ H CH2-CH-CH3 | CH3
1. 1 answer
2. 1,080 views
Which have the following have an asymmetric carbonA. CH3-CH-CH-CH3 | | OH CH3 B. CH3-CH-CH3 | CH3 C. CH3-CH-F | OH
1. 0 answers
2. 426 views
What is the asymmetric carbon in this compound5 4 3 2 1 CH3-CH2-CH-CH-CH3 | | CH3 CH3
1. 0 answers
2. 495 views
Name these compounds, according to the IUPAC systemH H \ / C=C / \ CH3 CH2CH3 and CH3-CH2 H \ / C=C / \ H CH2-CH-CH3 | CH3 Thank
1. 0 answers
2. 706 views
Name this compound according to the IUPAC systemCH3 | CH=C-CH-CH-CH3 | CH3 Thank you.
1. 0 answers
2. 639 views
According to the IUPAC system what is the following compound:CH=C-CH-CH-CH3 (It is not an equal sign but has three dashes up and
1. 1 answer
2. 464 views
-4y+10=-2(3y+1)
1. 2 answers
2. 278 views
what part of a plant does vanilla represent
1. 0 answers
2. 799 views
what is the process that results from wind erosion?
1. 1 answer
2. 228 views
what is the process that results from wind erosion?
1. 1 answer
2. 218 views
what is the process that results from wind erosion?
1. 2 answers
2. 244 views
what is the loss of soil from wind erosion?
1. 1 answer
2. 229 views
Find the volume of the solid formed by rotating the region enclosed byy=e^(1x+2), y=0 ,x=0 , x=0.7 about the x-axis.
1. 1 answer
2. 697 views
Find the volume of the solid formed by rotating the region enclosed byy=e^(1x+2), y=0 ,x=0 , x=0.7 about the x-axis.
1. 1 answer
2. 1,246 views
Evaluate the indefinite integral.integral of 4e^(4x)sin[e^(4x)]dx
1. 1 answer
2. 510 views
im upset with stressed syllables help
1. 2 answers
2. 332 views
If one person leaves at 65 mph and another leaves at 70 mph 5 minutes laterwhere do the come together at the same point?
1. 1 answer
2. 349 views
7.86*4.6=
1. 1 answer
2. 255 views
what is the balanced equation of the titration CH3COOH(aq) + NaOH(aq) → H2O(l) + NaCH3COO(aq)?
1. 1 answer
2. 1,317 views
An auditorium has 30 rows with 10 seats in the first row, 12 in the second row, 14 in the third row, and so forth. How many
1. 1 answer
2. 700 views
what is the flow of matter and energy?
1. 6 answers
2. 266 views
what is the flow of matter and energyis it waves
1. 2 answers
2. 454 views
given that tan(x/2)=a. Express tan(x) and sin(x) in terms of a. Hint: use that fact that x= 2*(x/2)
1. 0 answers
2. 318 views
Hello!On Monday I am teaching English to 8th graders. There will be a little competition - the topic is the invention of the
1. 2 answers
2. 832 views
Final Project: Web Site Analysis· Analyze the Web site you selected for the Capstone Discussion question. · Use on your
1. 0 answers
2. 732 views
what volume of oxygen gas is needed to completely combust 0.202 L of butane (C4H10) gas?
1. 2 answers
2. 2,602 views
Hello!I am teaching English to 8th graders next week (they are learning English as a foreign language for 5 years) I have two
1. 3 answers
2. 751 views
What is the magnitude of the gravitational field at the surface of a neutron star whose mass is 1.60 times the mass of the Sun
1. 3 answers
2. 694 views
2(x-5)=20x
1. 1 answer
2. 363 views
Let A be the area if the region in the first quadrant under the graph ofy = cos(x) and above the line y = k for 0 < k < 1. a.
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2. 849 views
Consider the graphs of y = 3x + c andy^2 = 6x, where c is a real constant. a. Determine all values of c for which the graphs
1. 0 answers
2. 1,237 views
let f be the functionf(x) = x^3 + 3x^2 - x + 2 a. the tangent to the graph of f at the point P = (-2,8) intersects the graph of
1. 2 answers
2. 3,874 views
what types of plans or previous forms of government can james madison call apon to dragt the constitution of the united states?
1. 1 answer
2. 247 views
list at least five netiguette rules,and explain why they are important
1. 1 answer
2. 825 views
What is the universal law of gravitation?
1. 2 answers
2. 372 views
Which has been a major change resulting from the industrialization of Western Europe? 1.increased social mobility 2.increased
1. 1 answer
2. 850 views
I need a part order module for parallel array named OrderNums
1. 0 answers
2. 346 views
Simplify completely: -3(4-9)+6-2(-8+5)
1. 2 answers
2. 557 views
Sammy takes 5 hours longer to complete 300 lines of code the Martin. Together Sammy and Martin can complete the code in 6 hours.
1. 1 answer
2. 353 views
How many grams of methanol are needed to raise the boiling point of 250 mL of water by 2.7C. The boiling point elevation
1. 1 answer
2. 883 views
help me graph this answer slope is rise over run. With each 100 increase in income (run), consumption goes up by 50 (rise). So,
1. 0 answers
2. 432 views
an opinion poll asks a sample of 500 adults (an SRS) whether they favor giving parents of school age children vouchers that can
1. 0 answers
2. 1,067 views
distinguish successful and unsuccessful assertions of judicial power and what puts Marbury in one class and Dred in another
1. 0 answers
2. 465 views
write in lowest term (2x+7)(x-1)/(2x+3)(2x+7)
1. 3 answers
2. 408 views
Can someone please help me with this?Find all solutions to the equation in the interval [0,2pi) cos2x=sinx I know I have to use
1. 3 answers
2. 731 views
I have homework and i don't understand what to do help please.Plan for a job search by considering how you would manage the
1. 1 answer
2. 735 views
what are the direct object pronouns in the following sentenceBuena, hoy hacemos una ensalada de frutas, con naranjas, un melon y
1. 2 answers
2. 884 views
utilizing the framework of a market opportunity analysis, describe step to ensure success with the extension of the business
1. 3 answers
2. 384 views
A 12-kg turtle rests on the bed of a zookeeper’s truck, which is traveling down a country road at 55 mi/h. The zookeeper spots
1. 1 answer
2. 684 views
A 12-kg turtle rests on the bed of a zookeeper’s truck, which is traveling down a country road at 55 mi/h. The zookeeper spots
1. 3 answers
2. 1,431 views
One mole of an ideal monatomic gas initially at 300 K is expanded from an initial pressure of10 atm to a final pressure of 1
1. 1 answer
2. 1,243 views
Suppose you have $28.00 in your bank account and you start saving $18.25 every week. Your friend has $161.00 in his bank account
1. 1 answer
2. 591 views
who signed the declaration of independence?
1. 4 answers
2. 1,129 views
what did the colonist argue about?
1. 2 answers
2. 501 views
cost of item plus 7% sales tax is 211.86. what is the cost of item?
1. 1 answer
2. 427 views
Please help, very lostEric has computed that it takes an average (mean) of 17 minutes with a standard deviation of 3 minutes to
1. 1 answer
2. 578 views
Please help, very lostEric has computed that it takes an average (mean) of 17 minutes with a standard deviation of 3 minutes to
1. 0 answers
2. 986 views
Eric has computed that it takes an average (mean) of 17 minutes with a standard deviation of 3 minutes to drive from home, park
1. 2 answers
2. 1,082 views
How long (in ns) does it take light to travel 1.00 m in vacuum?What distance does light travel in water during the time that it
1. 2 answers
2. 1,006 views
define smooth muscles.
1. 1 answer
2. 159 views
what type of muscles make up the majority of mucsles in your body ?(please no websites only answers)
1. 1 answer
2. 174 views
1) what is the hard,strong layer of bone called?2) what is the smooth flexable layer of tissue covering the ends of bones? 3)
1. 2 answers
2. 372 views
1) what makes bones hard?2) what is the hard,strong layer of bone called? 3) what is the smooth flexable layer of tissue
1. 1 answer
2. 419 views
the human skeleton has how many bones?
1. 1 answer
2. 212 views
i have 2 daughters which are in 6th/7th grade, both of them have 1wk left to turn in their science projects.I have been looking
1. 6 answers
2. 304 views
why would native americans be interested in the outcome of the american revolution?(no websites)
1. 1 answer
2. 499 views
how did the american victory at saratoga help the continental army?(no wesites only answers)
1. 1 answer
2. 385 views
why did the continental army stop enlisting african americans and then change its policy?
1. 1 answer
2. 463 views
what skills helped the patriot raiders to defeat the british?
1. 2 answers
2. 1,144 views
name the type of nuclear reaction and name the nuclear symbol that is missing:27Al13 + ? yields 30P15 + 1n0
1. 2 answers
2. 1,141 views
Calculate Ke for the following(equilibrium concentrations given below substances)NH4SH(g) yields NH3(g) + H2S(g) + heat [.027]
1. 2 answers
2. 549 views
calculate Ke for the following (equilibrium concentrations given below substances)N2O4(g)+heat yields 2NO2(g) [.0325] [.022]
1. 2 answers
2. 518 views
Calculate Ke for the following (equilibrium concentrations given below substances)H2(g)+Br2(g) yields 2HBr(g) + heat[.513] [.62]
1. 2 answers
2. 437 views
Can you explain to methe difference between the three types of levers?
1. 1 answer
2. 505 views
How many moles of molecules are there in 250 grams of hydrogen nitrate?
1. 3 answers
2. 4,014 views
i cannot seem to get anywere ive been trying everything all day please help!!!!!!!!Objective of Exercise: Select any of the
1. 1 answer
2. 908 views
what is an example of a time that the correlatiom method was used?
1. 7 answers
2. 548 views
Im trying to write a first person journal entry but I cant figure out what to write it about?can you help me?
1. 8 answers
2. 527 views
1. You are planning to spend no less than $6,000 and no more than $10,000 on your landscaping project.a) Write an inequality
1. 0 answers
2. 605 views
1. You are planning to spend no less than $6,000 and no more than $10,000 on your landscaping project.a) Write an inequality
1. 1 answer
2. 518 views
Calculate the pH of the following solutions with the given [H*] or [OH] and indicate wheather it is an acid or base: a.
1. 1 answer
2. 370 views
what is an example of genetic enginering helping people?
1. 0 answers
2. 221 views
how are genotypes and phenotypes alike?
1. 2 answers
2. 235 views
what r the building blocks of matter
1. 1 answer
2. 380 views
what is an example of genetic engineering helping people ?
1. 1 answer
2. 202 views
blood type is an example of what type of inheritance ?
1. 1 answer
2. 221 views
Why was Gregor Mendel given the title "The Father Of Genetics" ?
1. 1 answer
2. 355 views
compare and contrast phenotypes and genotypes (give a paragraph answer)
1. 0 answers
2. 255 views
blood type is an example of what type of inheritance?
1. 1 answer
2. 419 views
what type of genotype does Tt represent?
1. 2 answers
2. 257 views
a capital letter stands for what type of allele in a punnett square?
1. 1 answer
2. 372 views